hello steve thanks for your answer, so there is the result of tail -f /var/log/messages, Dec 6 18:30:53 pastix_laptop kernel: usb 1-1: new full speed USB device using u hci_hcd and address 2 Dec 6 18:30:54 pastix_laptop kernel: DVB: registering new adapter (TerraTec/qan u USB2.0 Highspeed DVB-T Receiver). Dec 6 18:30:54 pastix_laptop kernel: usbcore: registered new driver cinergyT2 Dec 6 18:30:54 pastix_laptop usb.agent[5656]: cinergyT2: loaded successful ly Dec 6 18:30:54 pastix_laptop input.agent[5745]: evdev: already loaded Dec 6 18:30:54 pastix_laptop input.agent[5731]: evdev: already loaded -- Accro de libert? ? Visitez http://knoppix-fr.org et http://linucie.net/